23156748259 has 2 divisors, whose sum is σ = 23156748260. Its totient is φ = 23156748258.

The previous prime is 23156748253. The next prime is 23156748323. The reversal of 23156748259 is 95284765132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23156748259 is a prime.

It is not a weakly prime, because it can be changed into another prime (23156748253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11578374129 + 11578374130.

It is an arithmetic number, because the mean of its divisors is an integer number (11578374130).

Almost surely, 2^23156748259 is an apocalyptic number.

23156748259 is a deficient number, since it is larger than the sum of its proper divisors (1).

23156748259 is an equidigital number, since it uses as much as digits as its factorization.

23156748259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3628800, while the sum is 52.

The spelling of 23156748259 in words is "twenty-three billion, one hundred fifty-six million, seven hundred forty-eight thousand, two hundred fifty-nine".